For Monzo card purchases >£1 put 10% of the spare change in a pot. Note this is actually spare change less 90% rather than 10% to avoid rounding errors.
If
Any card purchase above an amount
This trigger fires whenever you spend more than the specified amount with your Monzo card, and the transaction goes through.
Then
Move money into a pot
This action will move money from your main account into a pot of your choice.
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